Arnob

• Username: 2★or_nob
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Bangladesh University of Engineering and Technology
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 8

Current Ratings Graph Old Ratings Graph

1442 (-14)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2015(2015-10-19 00:00:00)

Global Rank:   1045

Cheated in:   

Ratings System Update

(2015-10-19 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1442 (-55)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2015(2022-12-20 00:00:00)

Global Rank:   1045

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (8)

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Na2a and lucky stone, Chef and Cube

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

April Cook-Off 2015

Equality, Version Control System

Total Problems Solved: 68